diff --git a/pkgs/by-name/ar/argo-workflows/package.nix b/pkgs/by-name/ar/argo-workflows/package.nix
index a8f0b6fe331a..2a206fe6fb9b 100644
--- a/pkgs/by-name/ar/argo-workflows/package.nix
+++ b/pkgs/by-name/ar/argo-workflows/package.nix
@@ -9,16 +9,16 @@
 
 buildGoModule (finalAttrs: {
   pname = "argo-workflows";
-  version = "3.6.10";
+  version = "4.0.5";
 
   src = fetchFromGitHub {
     owner = "argoproj";
     repo = "argo-workflows";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-TM/eK8biMxKV4SFJ1Lys+NPPeaHVjbBo83k2RH1Xi40=";
+    hash = "sha256-UmkUFuYFeuyqgdf/ByZkkulkVRregp53bvcyyEKgZQo=";
   };
 
-  vendorHash = "sha256-Y/2+ykzcJdA5uwP1v9Z1wZtF3hBV2x7XZc7+FhPJP64=";
+  vendorHash = "sha256-UTBM1zd+HrC5bUadn0VSsO52HhqdPGzZwipQv7WOrNU=";
 
   doCheck = false;
 
@@ -30,14 +30,23 @@ buildGoModule (finalAttrs: {
     installShellFiles
   ];
 
+  preBuild = ''
+    mkdir -p ui/dist/app
+    # This build target could act as a web server, but this is just
+    # acting as a CLI.
+    # Provide a dummy UI file to allow the build to embed something
+    # without actually building the web content
+    echo "Built without static files" > ui/dist/app/index.html
+  '';
+
   ldflags = [
     "-s"
     "-w"
-    "-X github.com/argoproj/argo-workflows/v3.buildDate=unknown"
-    "-X github.com/argoproj/argo-workflows/v3.gitCommit=${finalAttrs.src.rev}"
-    "-X github.com/argoproj/argo-workflows/v3.gitTag=${finalAttrs.src.rev}"
-    "-X github.com/argoproj/argo-workflows/v3.gitTreeState=clean"
-    "-X github.com/argoproj/argo-workflows/v3.version=${finalAttrs.version}"
+    "-X github.com/argoproj/argo-workflows/v4.buildDate=unknown"
+    "-X github.com/argoproj/argo-workflows/v4.gitCommit=${finalAttrs.src.rev}"
+    "-X github.com/argoproj/argo-workflows/v4.gitTag=${finalAttrs.src.rev}"
+    "-X github.com/argoproj/argo-workflows/v4.gitTreeState=clean"
+    "-X github.com/argoproj/argo-workflows/v4.version=${finalAttrs.version}"
   ];
 
   postInstall = ''
diff --git a/pkgs/by-name/ar/argo-workflows/staticfiles.go.mod b/pkgs/by-name/ar/argo-workflows/staticfiles.go.mod
deleted file mode 100644
index 952de850dc72..000000000000
--- a/pkgs/by-name/ar/argo-workflows/staticfiles.go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module bou.ke/staticfiles
-
-go 1.18